<template>
  <div class="login">
    <el-card class="login-form">
      <el-form ref="loginRef" :model="loginForm" :rules="loginRules">
        <div style="display: inline-block; vertical-align: middle; padding-left: 6%; padding-right: 3%">
          <h2 class="title"><img src="@/assets/logo/logo2-02.png" alt="logo" class="logo-img" /></h2>
          <el-form-item v-if="tenantEnabled" prop="tenantId">
            <el-select v-model="loginForm.tenantId" filterable placeholder="请选择/输入公司名称" style="width: 100%">
              <el-option v-for="item in tenantList" :key="item.tenantId" :label="item.companyName" :value="item.tenantId"></el-option>
              <template #prefix><svg-icon icon-class="company" class="el-input__icon input-icon" /></template>
            </el-select>
          </el-form-item>
          <el-form-item prop="username">
            <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号/邮箱">
              <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
            </el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码" @keyup.enter="handleLogin">
              <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
            </el-input>
          </el-form-item>
          <el-form-item v-if="captchaEnabled" prop="code">
            <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%" @keyup.enter="handleLogin">
              <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
            </el-input>
            <div class="login-code">
              <img :src="codeUrl" class="login-code-img" @click="getCode" />
            </div>
          </el-form-item>
          <el-checkbox v-model="loginForm.rememberMe" style="margin: 0 0 25px 0">记住密码</el-checkbox>
          <el-form-item style="float: right">
            <el-button circle title="微信登录" @click="doSocialLogin('wechat')">
              <svg-icon icon-class="wechat" />
            </el-button>
            <el-button circle title="MaxKey登录" @click="doSocialLogin('maxkey')">
              <svg-icon icon-class="maxkey" />
            </el-button>
            <el-button circle title="TopIam登录" @click="doSocialLogin('topiam')">
              <svg-icon icon-class="topiam" />
            </el-button>
            <el-button circle title="Gitee登录" @click="doSocialLogin('gitee')">
              <svg-icon icon-class="gitee" />
            </el-button>
            <el-button circle title="Github登录" @click="doSocialLogin('github')">
              <svg-icon icon-class="github" />
            </el-button>
          </el-form-item>
          <el-form-item>
            <el-button :loading="loading" size="large" type="primary" style="width: 100%" @click.prevent="handleLogin">
              <span v-if="!loading">登 录</span>
              <span v-else>登 录 中...</span>
            </el-button>
            <div v-if="register" style="width: 100%">
              <router-link class="link-type" :to="'/register'">立即注册</router-link>
              <router-link class="link-mm" :to="'/forgotPwd'">忘记密码</router-link>
            </div>
          </el-form-item>
        </div>
        <div v-if="xs" class="div1"></div>
      </el-form>
    </el-card>

    <!-- 使用新的加载组件 -->
    <LoadingPage v-if="loading" :loading-text="'正在登录系统...'" />

  </div>
</template>

<script setup lang="ts">
import { getCodeImg, getTenantList } from '@/api/login';
import { authBinding } from '@/api/system/social/auth';
import { useUserStore } from '@/store/modules/user';
import { LoginData, TenantVO } from '@/api/types';
import { to } from 'await-to-js';
import { HttpStatus } from '@/enums/RespEnum';
import { computed } from 'vue';
import LoadingPage from '@/components/LoadingPage.vue';

const userStore = useUserStore();
const router = useRouter();

const loginForm = ref<LoginData>({
  tenantId: '000000',
  username: '',
  password: '',
  rememberMe: false,
  code: '',
  uuid: ''
} as LoginData);

const loginRules: ElFormRules = {
  tenantId: [{ required: true, trigger: 'blur', message: '请输入您的租户编号' }],
  username: [{ required: true, trigger: 'blur', message: '请输入您的账号' }],
  password: [{ required: true, trigger: 'blur', message: '请输入您的密码' }],
  code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
};

const codeUrl = ref('');
const loading = ref(false);
const screenWidth = ref(window.innerWidth);
const xs = computed(() => {
  if (screenWidth.value < 700) {
    return false;
  }
  return true;
});
const onResize = () => {
  screenWidth.value = window.innerWidth;
};
// 验证码开关
const captchaEnabled = ref(true);
// 租户开关
const tenantEnabled = ref(true);

// 注册开关
const register = ref(true);
const redirect = ref('/');
const loginRef = ref<ElFormInstance>();
// 租户列表
const tenantList = ref<TenantVO[]>([]);

watch(
  () => router.currentRoute.value,
  (newRoute: any) => {
    redirect.value = newRoute.query && decodeURIComponent(newRoute.query.redirect);
  },
  { immediate: true }
);

const handleLogin = () => {
  loginRef.value?.validate(async (valid: boolean, fields: any) => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 localStorage 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        localStorage.setItem('tenantId', String(loginForm.value.tenantId));
        localStorage.setItem('username', String(loginForm.value.username));
        localStorage.setItem('password', String(loginForm.value.password));
        localStorage.setItem('rememberMe', String(loginForm.value.rememberMe));
      } else {
        // 否则移除
        localStorage.removeItem('tenantId');
        localStorage.removeItem('username');
        localStorage.removeItem('password');
        localStorage.removeItem('rememberMe');
      }
      // 调用action的登录方法
      const pattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$/;
      let [err] = [null];
      if (pattern.test(loginForm.value.username)) {
        loginForm.value.grantType = 'email';
        [err] = await to(userStore.login(loginForm.value));
      } else {
        loginForm.value.grantType = 'password';
        [err] = await to(userStore.login(loginForm.value));
      }
      if (!err) {
        const redirectUrl = redirect.value || '/';
        await router.push(redirectUrl);
        loading.value = false;
      } else {
        loading.value = false;
        // 重新获取验证码
        if (captchaEnabled.value) {
          await getCode();
        }
      }
    } else {
      console.log('error submit!', fields);
    }
  });
};

/**
 * 获取验证码
 */
const getCode = async () => {
  const res = await getCodeImg();
  const { data } = res;
  captchaEnabled.value = data.captchaEnabled === undefined ? true : data.captchaEnabled;
  if (captchaEnabled.value) {
    codeUrl.value = 'data:image/gif;base64,' + data.img;
    loginForm.value.uuid = data.uuid;
  }
};

const getLoginData = () => {
  const tenantId = localStorage.getItem('tenantId');
  const username = localStorage.getItem('username');
  const password = localStorage.getItem('password');
  const rememberMe = localStorage.getItem('rememberMe');
  loginForm.value = {
    tenantId: tenantId === null ? String(loginForm.value.tenantId) : tenantId,
    username: username === null ? String(loginForm.value.username) : username,
    password: password === null ? String(loginForm.value.password) : String(password),
    rememberMe: rememberMe === null ? false : Boolean(rememberMe)
  } as LoginData;
};

/**
 * 获取租户列表
 */
const initTenantList = async () => {
  const { data } = await getTenantList();
  tenantEnabled.value = data.tenantEnabled === undefined ? true : data.tenantEnabled;
  if (tenantEnabled.value) {
    tenantList.value = data.voList;
    if (tenantList.value != null && tenantList.value.length !== 0) {
      loginForm.value.tenantId = tenantList.value[0].tenantId;
    }
  }
};

/**
 * 第三方登录
 * @param type
 */
const doSocialLogin = (type: string) => {
  authBinding(type, loginForm.value.tenantId).then((res: any) => {
    if (res.code === HttpStatus.SUCCESS) {
      // 获取授权地址跳转
      window.location.href = res.data;
    } else {
      ElMessage.error(res.msg);
    }
  });
};

onMounted(() => {
  getCode();
  initTenantList();
  getLoginData();
  window.addEventListener('resize', onResize);
});

onBeforeUnmount(() => {
  window.removeEventListener('resize', onResize);
});
</script>

<style lang="scss" scoped>
.div1 {
  display: inline-block;
  width: 40%;
  height: 350px;
  background-image: url('../assets/images/loginShou.png');
  background-repeat: no-repeat;
  background-size: 60%;
  background-position: center;
  vertical-align: middle;
}

.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url('../assets/images/a5c27d1ed21b0ef46dfce1c0cfc451da81cb3e13.png');
  background-size: cover;
}

.title {
  margin: 0px auto 10px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
  width: 740px;
  padding: 40px 0px 15px 10px;

  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 36%;
  height: 39px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #000;
  font-family: Arial, serif;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 39px;
  width: 100%;
  padding-left: 10px;
}

.logo-img {
  height: 60px;
  width: 100%;
  max-width: 300px;
  object-fit: contain;
}

.link-mm {
  color: rgb(215, 64, 64);
  float: right;
  display: flex;
}

.link-mm:hover {
  color: rgb(255, 0, 0);
}

/* 添加响应式样式 */
@media screen and (max-width: 768px) {
  .login-form {
    width: 90%;
    margin: 0 auto;
    padding: 20px 10px;
  }

  .div1 {
    display: none;
  }

  .el-login-footer {
    font-size: 10px;
  }

  .logo-img {
    max-width: 200px;
  }

  .el-form-item {
    margin-bottom: 15px;
    width: 100%;
  }
}

@media screen and (max-width: 480px) {
  .login-form {
    width: 95%;
    padding: 15px 5px;
  }

  .logo-img {
    max-width: 150px;
  }

  .el-button {
    padding: 8px 15px;
  }
}

/* 加载动画样式 */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.vending-machine-loading {
  position: relative;
  width: 300px;
  height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.machine-body {
  width: 200px;
  height: 300px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  position: relative;
  overflow: hidden;
}

.machine-screen {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 160px;
  background: #e3f2fd;
  border-radius: 10px;
  overflow: hidden;
}

.product {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  opacity: 0;
}

.product.falling {
  animation: fall 1.5s ease-in forwards;
}

.product-box {
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, #2196f3, #4caf50);
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.machine-door {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 60px;
  background: #e0e0e0;
  border-radius: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.door-handle {
  width: 40px;
  height: 8px;
  background: #9e9e9e;
  border-radius: 4px;
}

.loading-text {
  margin-top: 20px;
  color: #fff;
  font-size: 18px;
  font-family: 'Microsoft YaHei', sans-serif;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

@keyframes fall {
  0% {
    top: 0;
    opacity: 1;
    transform: translateX(-50%) rotate(0deg);
  }
  50% {
    opacity: 1;
  }
  100% {
    top: 200px;
    opacity: 0;
    transform: translateX(-50%) rotate(360deg);
  }
}
</style>
